ak4671 AKM Semiconductor, Inc., ak4671 Datasheet - Page 95

• Manufacturer Part Number: ak4671
• Description: Stereo Codec With Mic/rcv/hp-amp
• Manufacturer: AKM Semiconductor, Inc.

<Analog Mixing Circuit for LOUT3/ROUT3>
DACSL, DACSR, LOM3, LINS1, RINS1, LINS2, RINS2, LINS3, RINS3, LINS4, RINS4, LOOPSL, LOOPSR and
LOM3 bits control each path switch.
MS0666-E-00
LIN3 pin
RIN3 pin
LIN1 pin
LIN2 pin
LIN4 pin
RIN1 pin
RIN2 pin
RIN4 pin
DATT
DATT
Figure 77. LOUT3/ROUT3 Mixing Circuit (MDIF1=MDIF2=MDIF3=MDIF4 bits = “0”)
Stereo DAC Rch
Stereo DAC Lch
MIC-Amp Lch
MIC-Amp Rch
+6/0/−6dB
+6/0/−6dB
+6/0/−6dB
+6/0/−6dB
+6/0/−6dB
+6/0/−6dB
+6/0/−6dB
+6/0/−6dB
+6/0/−6dB
+6/0/−6dB
0dB
0dB
- 95 -
LOOPSR bit x LOOPM3 bit
LOOPSL bit x LOOPM3 bit
DACSR bit x LOM3 bit
DACSL bit x LOM3 bit
LOOPSR bit
LOOPSL bit
DACSR bit
DACSL bit
RINS1 bit
RINS2 bit
RINS3 bit
RINS4 bit
LINS1 bit
LINS2 bit
LINS3 bit
LINS4 bit
M
M
X
X
I
I
L3VL1-0 bits
L3VL1-0 bits
LOUT3 pin
ROUT3 pin
[AK4671]
2007/10